#A55EC3
Closest named color: Amethyst (#9B5FC0). oklch(60.3% 0.163 315), rgb(165, 94, 195).
Aa
Black text reads best on this color (4.98:1).
About this color
#A55EC3 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.163 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.018 away. Black text reads best on it, at 4.98:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.98:1 |
| White text | 4.20:1 |
Values
| HEX | #A55EC3 |
| RGB | rgb(165, 94, 195) |
| HSL | hsl(282, 46%, 57%) |
| OKLCH | oklch(60.3% 0.163 315) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #A55EC3 | 4.20:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #A55EC3 | 4.98:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #A55EC3 text on white | 4.20:1 | AA large text | Lc 68.7 | Content text, not long reading |
| #A55EC3 text on black | 4.98:1 | AA | Lc -33.0 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F5
oklch(93.7% 0.023 314.7)
-
Step 200
200
#E4D1EE
oklch(88.5% 0.044 314.1)
-
Step 300
300
#D4B2E4
oklch(80.9% 0.078 314.9)
-
Step 400
400
#BE87D7
oklch(70.6% 0.128 314.8)
-
Step 500
500 (this color)
#A55EC3
oklch(60.3% 0.163 315)
-
Step 600
600
#994BB9
oklch(55.6% 0.177 314.9)
-
Step 700
700
#833B9F
oklch(49.1% 0.165 315.3)
-
Step 800
800
#6A3281
oklch(42.7% 0.136 314.9)
-
Step 900
900
#562D68
oklch(37.7% 0.106 314.5)
-
Step 950
950
#331B3D
oklch(27.1% 0.068 315.2)
#A55EC3 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #4777C6 | 0.143 |
| Deuteranopia (no green cones) | #5D7DC0 | 0.127 |
| Tritanopia (no blue cones) | #A36E88 | 0.109 |
| Achromatopsia (no color) | #7B7B7B | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A55EC3
#A55EC3
oklch(60.3% 0.163 315)
- #52951D
#52951D
oklch(60.2% 0.163 135)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A55EC3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.018
- Deep Lilac #966EBD ΔE 0.046
- Deep Lavender #8D5EB7 ΔE 0.046
- Medium Orchid #BA55D3 ΔE 0.047
- Soft Purple #A66FB5 ΔE 0.050
- Medium Purple #9370DB ΔE 0.056
- Dark Lilac #9C6DA5 ΔE 0.066
- Pinky Purple #C94CBE ΔE 0.070
Use #A55EC3 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.